The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 15, 2013
Filed:
Nov. 20, 2009
Hiroyuki Hara, Tokyo, JP;
Shuichiro Sugimoto, Tokyo, JP;
Takao Hirono, Tokyo, JP;
Takashige Maekawa, Tokyo, JP;
Hiroyuki Hara, Tokyo, JP;
Shuichiro Sugimoto, Tokyo, JP;
Takao Hirono, Tokyo, JP;
Takashige Maekawa, Tokyo, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
To provide an antifouling composition which is a fluorine-type antifouling composition using a short chain perfluoroalkyl group and which is excellent in antifouling properties and water/oil repellency and presents good durability against washing. An antifouling composition comprising a fluorocopolymer which comprises from 30 to 65 mass % of polymerized units (a) having a C1-6 perfluoroalkyl group, from 1 to 67 mass % of polymerized units (b1) having —(CHO)— and from 3 to 34 mass % of polymerized units (b2) having —(CHO)—, wherein the content of —(CHO)— is from 20 to 65 mass %, and the content of —(CHO)— is from 2 to 13 mass %.